Greatest Common Factor of 19, 47, 12

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 19, 47, 12 by common division method
• Greatest Common Factor of 19, 47, 12 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 19

List of positive integer factors of 19 that divides 19 without a remainder.

1,19

Factors of 47

List of positive integer factors of 47 that divides 47 without a remainder.

1,47

Factors of 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Greatest Common Factor

We found the factors 19,47,12 . The biggest common factor number is the GCF number.
So the greatest common factor 19,47,12 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 33, 25, 35
• GCF of 58, 82, 91
• GCF of 83, 17, 86
• GCF of 93, 34, 40
• GCF of 44, 15, 78

1. What is the GCF of 19, 47, 12?

Answer: GCF of 19, 47, 12 is 1.

2. How to Find the GCF of 19, 47, 12

Answer: Greatest Common Factor(GCF) of 19, 47, 12 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(19, 47, 12) = 1.